21239604

素因数分解:

$2^2\times 3^3\times {\mathrm{196663}}^1$

素因数の和:196676

約数の個数: 24

約数和(自身を含む): 55065920

約数和(自身を除く): 33826316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 196663, 393326, 589989, 786652, 1179978, 1769967, 2359956, 3539934, 5309901, 7079868, 10619802, 21239604]

約数ペア:

[(1, 21239604), (2, 10619802), (3, 7079868), (4, 5309901), (6, 3539934), (9, 2359956), (12, 1769967), (18, 1179978), (27, 786652), (36, 589989), (54, 393326), (108, 196663)]